21153622

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 16404458

約数列:

[1, 2, 7, 14, 41, 82, 137, 269, 274, 287, 538, 574, 959, 1883, 1918, 3766, 5617, 11029, 11234, 22058, 36853, 39319, 73706, 77203, 78638, 154406, 257971, 515942, 1510973, 3021946, 10576811, 21153622]

約数ペア:

[(1, 21153622), (2, 10576811), (7, 3021946), (14, 1510973), (41, 515942), (82, 257971), (137, 154406), (269, 78638), (274, 77203), (287, 73706), (538, 39319), (574, 36853), (959, 22058), (1883, 11234), (1918, 11029), (3766, 5617)]